493320563 has 4 divisors (see below), whose sum is σ = 498406440. Its totient is φ = 488234688.

The previous prime is 493320547. The next prime is 493320571. The reversal of 493320563 is 365023394.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 493320563 - 2⁴ = 493320547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (493320463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2542793 + ... + 2542986.

It is an arithmetic number, because the mean of its divisors is an integer number (124601610).

Almost surely, 2^493320563 is an apocalyptic number.

493320563 is a deficient number, since it is larger than the sum of its proper divisors (5085877).

493320563 is an equidigital number, since it uses as much as digits as its factorization.

493320563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5085876.

The product of its (nonzero) digits is 58320, while the sum is 35.

The square root of 493320563 is about 22210.8208538091. The cubic root of 493320563 is about 790.1503548678.

The spelling of 493320563 in words is "four hundred ninety-three million, three hundred twenty thousand, five hundred sixty-three".